Science

Wednesday, 13 May 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Tears
Tears are distributed evenly by blinking.
Milky Way
Its diameter is from 100 to 120 thousand light years.
It is therefore a relatively large galaxy, although some cosmic giants may dwarf it in size. IC 1101 is about 20 times larger than the Milky Way, with a diameter of 2 million light-years.
Amber
Amber is associated with good luck and protection.
In some cultures, amber necklaces are gifted as good luck charms, to newborn babies to protect them from diseases, or as a marriage gift that represents eternal love.
Fungi
What distinguishes fungi from animals is the presence of cell walls and vacuoles, which in turn makes them closer to plants.
Fungi do not perform photosynthesis, the cell walls of most fungi contain chitin, which does not occ ...
Cosmos
The largest crater in the Solar System is located on the surface of Ganymede, Jupiter’s largest moon.
The crater has a diameter of 15.600 kilometers and was discovered on 7th August 2020. So far it has not been named.
Liver
A healthy liver is essential for the brain to function correctly.
It is thanks to the fact that the liver controls the levels of ammonia and regulates plasma glucose ...
Aurora
There are two types of auroras: northern - Aurora Borealis, and southern - Aurora Australis.
Large Magellanic Cloud
The next description of the galaxy appeared in Amerigo Vespucci's writings on his third expedition. He observed the object in the years 1503 - 1504.
Silver
Silver occurs in nature in its native form (a rare mineral consisting mainly of metallic silver), along with sulfur, arsenic, antimony and chlorine.
It is also found in the ores: argentite (a rare mineral from the sulfide group), chlorargyrite (a ve ...
NASA
In 1998, NASA, in collaboration with Roscosmos (Russia), ESA (Europe), CSA (Canada), and JAXA (Japan), launched the first component of the International Space Station (ISS).
The ISS program evolved from the 1980s Space Station Freedom program. The first long-term residents ...